• Tonight

    Sep 17

    Lo 61°

    Partly cloudy

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      7 - Low
  • Thu

    Sep 18

    75°Lo 56°

    Variable clouds with a shower

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      7 - Low
    more
  • Fri

    Sep 19

    80°Lo 54°

    Low clouds, then sun

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      7 - Low
    more
  • Sat

    Sep 20

    78°Lo 54°

    Plenty of sunshine

    Low ragweed pollen levels
    • Precip
      0%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      10%
    more
  • Sun

    Sep 21

    78°Lo 53°

    Plenty of sunshine

    Ragweed Pollen Weather
    • Precip
      1%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      10%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
11am
12pm 1pm 2pm 3pm 4pm 5pm 6pm
  11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm
Forecast
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Partly Sunny
Partly Cloudy
Temp (°F) 68° 72° 75° 77° 78° 77° 74° 71°
RealFeel® 72° 76° 79° 80° 78° 75° 70° 66°
Humidity 62% 56% 48% 44% 44% 44% 50% 57%
   
  11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm
Rain
 
1%
 
1%
 
2%
 
5%
 
5%
 
5%
 
5%
 
5%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm
Wind (mph) 5 SW 5 NNW 6 N 7 SW 8 SW 10 SW 10 SW 10 W
UV Index 4 5 5 5 4 3 1 0
Cloud Cover 20% 18% 16% 18% 17% 18% 31% 67%
Dew Point 55° 55° 55° 54° 54° 53° 54° 55°
Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F

Temperature History - Sep 17

more Historical Weather Data >
  Today Normal Record 9/17/2013
High 78° N/A N/A 79°
Low 61° N/A N/A 53°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:54 AM with 12:22 of sunlight, then sets at 7:16 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:02 AM with 14:24 of moolight, then sets at 3:26 PM

Top Story

Rohnert Park Weather Report

San Francisco: Sunshine, Seasonable Temperatures to Continue

September 17, 2014; 10:22 PM ET

The Bay Area will continue to feature sunshine and seasonable temperatures as the summer season comes to a close. more >

Wed. Pollen

Wed. Dust & Dander

Wed. Wind Maps